{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["biomedical", "engineering feature", "process parameter", "concept or principle", "manufacturing process", "machine or equipment"], "input": "This paper describes results of seam welding of relatively high temperature melting materials , AISI 304 , C-Mn steels , Ni-based alloys , CP Cu , CP Ni , Ti6Al4V and relatively low temperature melting material , AA6061 ."}
{"biomedical": [], "engineering feature": [], "process parameter": ["temperature"], "concept or principle": ["melting materials", "melting material"], "manufacturing process": ["seam welding"], "machine or equipment": []}